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https://issues.apache.org/jira/browse/ORC-1042?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun updated ORC-1042:
-------------------------------
Summary: Ignore unused-function C++ compile warning on CentOS 7 (was: Fix
C++ build on CentOS 7)
> Ignore unused-function C++ compile warning on CentOS 7
> ------------------------------------------------------
>
> Key: ORC-1042
> URL: https://issues.apache.org/jira/browse/ORC-1042
> Project: ORC
> Issue Type: Test
> Components: C++
> Affects Versions: 1.8.0, 1.7.1, 1.6.12
> Reporter: Dongjoon Hyun
> Priority: Major
>
> {code}
> Started apache/main on centos7 at Mon Nov 1 10:20:20 AM PDT 2021
> Cloning into 'orc'...
> -- The C compiler identification is GNU 4.8.5
> -- The CXX compiler identification is GNU 4.8.5
> ...
> [ 39%] Building CXX object c++/src/CMakeFiles/orc.dir/io/InputStream.cc.o
> In file included from /root/orc/c++/src/io/InputStream.hh:22:0,
> from /root/orc/c++/src/io/InputStream.cc:20:
> /root/orc/build/c++/src/Adaptor.hh:188:15: error: 'bool
> orc::multiplyExact(int64_t, int64_t, int64_t*)' defined but not used
> [-Werror=unused-function]
> static bool multiplyExact(int64_t value, int64_t repetitions, int64_t*
> result) {
> ^
> /root/orc/build/c++/src/Adaptor.hh:200:15: error: 'bool
> orc::addExact(int64_t, int64_t, int64_t*)' defined but not used
> [-Werror=unused-function]
> static bool addExact(int64_t sum, int64_t increment, int64_t* result) {
> ^
> cc1plus: all warnings being treated as errors
> make[2]: *** [c++/src/CMakeFiles/orc.dir/io/InputStream.cc.o] Error 1
> make[1]: *** [c++/src/CMakeFiles/orc.dir/all] Error 2
> make: *** [all] Error 2
> FAILED centos7
> {code}
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